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Finding the Fourth Proportional to 6,349.46, 8,762.42 and 3,554.96

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Solution

The fourth proportional to 6,349.46, 8,762.42 and 3,554.96 is: 4,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.46 : 8,762.42 = 3,554.96 : x
  2. Step 2: Convert to fraction form
    6,349.46/8,762.42 = 3,554.96/x
  3. Step 3: Cross multiply
    6,349.46x = 8,762.42 × 3,554.96
  4. Step 4: Simplify right side
    6,349.46x = 31,150,052.60
  5. Step 5: Solve for x
    x = 31,150,052.60/6,349.46
  6. Step 6: Final answer
    x = 4,905.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.